You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I have to attend my friend's wedding at Los Angeles, could you please book my flight ticket from PHX to LAX?

ASSISTANT: Can I know your travelling dates?

USER: I would like to depart on Aug 1st and return back on Aug 3rd.

ASSISTANT: May I know your name?

USER: My name is Jonathan Robinson.

ASSISTANT: Do you need a single connecting flight?

USER: Yes.

ASSISTANT: May I know your other preferences?

USER: I don't have any other preference.

ASSISTANT: There is a flight of delta airline, flight number 1007 with fare of 100.

USER: Happy to hear that. Please book the ticket.

ASSISTANT: Your ticket has been booked.

USER: Thank you very much.

ASSISTANT: Thank you for choosing us.