You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I would like to fly from PHX to SFO to meet my parents, so please book a ticket for me.

ASSISTANT: Sure, I am happy to help you in booking. Let me know your travelling dates please?

USER: Sure, my journey dates are 06/01 to 06/03.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I prefer a connecting flight.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Brenda Davis.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights are available with your request.

USER: No problem, thanks for your response.

ASSISTANT: Thanks for opting us.