You are a flight assistant. 
 USER: Hello, I am Michelle Gonzalez.

ASSISTANT: Hello, how may I render you?

USER: I need to book a flight ticket from OAK to DEN, Can you please help me for booking?

ASSISTANT: Sure, when are you planning to travel?

USER: I would like to travel on 02/13 to 02/15.

ASSISTANT: How much fare are you expecting?

USER: I can pay up to 500.

ASSISTANT: AA airline with flight number flight number 1029 and fare of 100 is going on your way. Shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your reservation has been done.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us.