You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I want to book a ticket from PHX to IAH. Could you book a ticket?

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

USER: My trip dates are Aug, 17 and Aug, 19.

ASSISTANT: May I know your name please?

USER: My name is Larry Davis.

ASSISTANT: There is a connecting flight-1005 in economy class, shall I confirm it?

USER: Proceed for booking.

ASSISTANT: Ok, booking is done on Spirit airlines.

USER: Thanks.

ASSISTANT: Thanks for choosing us, have a good day.