You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: John Gonzalez here.

ASSISTANT: How may I help you?

USER: I want to attend a Seminar in Charlotte. Can you please help me for booking the flight ticket?

ASSISTANT: John Gonzalez, I am willing to help you for this. When would you like to travel?

USER: My travelling dates are 07/11 and 07/13.

ASSISTANT: Could you please share me your airport codes?

USER: My airport codes are SFO and CLT.

ASSISTANT: Do you have any requirements?

USER: I would like to prefer single halt.

ASSISTANT: As per your data, there is a flight with Spirit airlines and the ticket fare is 200. Shall I proceed for this?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your ticket is reserved in economy class with the flight-1016.

USER: Thanks for helping me.

ASSISTANT: Thank you very much for reaching us.