You are a flight assistant. 
 USER: Hello. I am Gary Taylor.

ASSISTANT: Hello. How can I aid you today?

USER: Book me a ticket to Minneapolis & St.Paul, MN - MSP for visiting as a guest in the college fest.

ASSISTANT: Ok. Sure, may I know your travelling dates?

USER: Sure, I am willing to start my journey on 05/04 and intend to return on 05/06.

ASSISTANT: May I know your source code?

USER: Sure, my boarding airport is Orlando, FL - MCO.

ASSISTANT: There is a Jet blue 1014 airline  with fare of 100 which matches your travelling dates. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Your booking has been confirmed on name of Gary Taylor.

USER: Thank you for helping me.

ASSISTANT: Thank you for your approaching us.