You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Sandra Thompson here. Can you please help me in booking a flight ticket from AUS to PHX?

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are 05/24 - 05/26.

ASSISTANT: Do you prefer connecting flight or direct flight flight?

USER: I need a single connection.

ASSISTANT: May I know your class preference?

USER: I prefer an economy class.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Wait a minute.

USER: Ok.

ASSISTANT: There is a flight on United airline, flight number 1009 with the fare of 300. Can I proceed for booking?

USER: Please reserve.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.