You are a flight assistant. 
 USER: Hello, I am Donald Brown.

ASSISTANT: Hello, How can I render you today?

USER: Can you book a flight ticket from OAK to SFO to meet my college friend?

ASSISTANT: Sure, we are perky to aid you.

USER: Thank you.

ASSISTANT: When did you schedule your trip?

USER: My travelling dates are from 09/26 to 09/28.

ASSISTANT: Thanks for your time.

USER: Ok.

ASSISTANT: We found a plane 1005 of Spirit airline with a fare of 100. Shall I proceed?

USER: Ok, Proceed.

ASSISTANT: Reservation is done.

USER: Thank you.

ASSISTANT: Thank you.