You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Jonathan Jones.

ASSISTANT: Jonathan Jones, Let me know, What help can I do for you now?

USER: Can you help me in changing my recent reservation, as my interview is postponed?

ASSISTANT: Sure, I can help you in that.

USER: Ok.

ASSISTANT: We found a reservation on your name, Please share me your new travelling dates?

USER: My trip dates are 09/28 to 09/30.

ASSISTANT: What are your preferable airport codes, that you wish to board and land?

USER: My source is BOS and destination is PHL.

ASSISTANT: We have Delta airline, fare- 200, connections- 1 available for your journey.

USER: You can book it.

ASSISTANT: Your ticket is confirmed with this flight 1002.

USER: Thank you.

ASSISTANT: Thanks for visiting our airlines, have a safe journey.