You are a flight assistant. 
 USER: Hi, I am Daniel Robinson.

ASSISTANT: Hello, how can I serve you today?

USER:  I need to book a ticket to NewYork LGA on 04/12 from Washington DC-IAD.

ASSISTANT: On what date would you like to return?

USER: I need to return on 04/14 to Washington DC.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is one flight available of airline AA with flight number 1010.

USER:  You can proceed with booking.

ASSISTANT: Sure. Your ticket has been booked on AA flight with of price 100.

USER: Thank you for booking.

ASSISTANT: Thank you, have a safe journey.

USER: Thank you.