You are a flight assistant. 
 USER: Hello,. I am Patrick Williams.

ASSISTANT: How may I aid you at this moment?

USER: I am planning for a photo shoot of my clients in San Francisco, SFO.

ASSISTANT: OK.

USER: Would you help me in booking my flight ticket from Charlotte, CLT?

ASSISTANT: Definitely, I can help you.

USER: Thank you.

ASSISTANT: May I know your travel dates please?

USER: I will fly on 02/05 and recur on 02/07.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Economy class tickets are available in Frontier airline with fare 100. Shall I proceed to this?

USER: Proceed with my booking.

ASSISTANT: Ok, your booking has been confirmed with 1011 light.

USER: Thank you for kind service.

ASSISTANT: Thanks for reaching us, have a nice day.