You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Could you please help me with booking a flight ticket from IAD to PHL?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My travel dates are Aug 04 and Aug 06.

ASSISTANT: Do you have any connection limit?

USER: I need a flight with single connection limit.

ASSISTANT: May I know your name?

USER: Sure, myself Amy Hernandez.

ASSISTANT: Do you have any requirements?

USER: No, I din't have any other requirements.

ASSISTANT: There is a economy class flight 1027 of United Airlines, can I proceed?

USER: That's fine for me, please proceed with that ticket booking.

ASSISTANT: Your booking is done.

USER: Thank you for helping me.

ASSISTANT: Welcome.