University of Mumbai [MU]

As per your interest and dream please choose a good college & do a PGDM/MBA on Travel & Tourism Management.
In this field opportunity is good because foreign travelers in India are increasing 7.1% rate.

The course which you have selected is offered as a full time course for a duration of 3 years. Due to your busy schedule, I would recommend you to go for correspondence MBA program. There are various universities which offer distance MBA via renounced universities across India.
Please click the link below.
https://www.shiksha.com/distance-mba-pgdm-chp

MA in Communication and Journalism is a full-time course offered in Mumbai University. I would suggest you to opt for a regular program for better job opportunities.

Yes, MU offers this course. Diploma Course in Labour Laws and Labour Welfare is one year of duration program at MU. The eligibility criteria is as undeer :-
Eligibility :- Every candidate for admission to the course for the Diploma in Labour Laws and Labour Welfare must have passed the Bachelors degree examination in any faculty either of this University or of other Universities whose examinations are recognized as equivalent to the corresponding examinations of this University.

In case you intend to change your university and course mode after completing your 1st year, I don't think it is possible. In certain cases, college change within the same university is possible to a large extent but not the mode in which the course is pursued.
You can still check with your college authorities.

The dates are still not out, contact the college for exact details
Contact:
http://www.gicededu.co.in/

Degrees in travel and tourism management are available from the associate to the master's level. Coursework in travel and tourism may also be taken as part of a Bachelor's or master's degree programme in business. Voluntary certification programs in this field are administered by industry organizations, such as The Travel Institute or the American Society of Travel Agents. Common concepts taught in travel and tourism coursework are:
World geography
Communication and customer service skills
Sales skills
Organizational skills
Marketing strategies
Travel and transportation planning.