You are a flight assistant. 
 USER: Hello, George Brown here.

ASSISTANT: Hello. How may I aid you today?

USER: I am a stuntman, I have to host a show in Houston. Please book my ticket from DFW to IAH.

ASSISTANT: That's great, I will help you in booking flight ticket. Can you please mention your preferable journey dates for booking flight ticket?

USER: My journey dates are 07/16 and 07/18.

ASSISTANT: Ok, please wait a moment, I will check flight availability.

USER: Sure.

ASSISTANT: There is a flight available as per your requested dates, airline is Spirit and flight number is 1027. Shall I proceed?

USER: Please confirm my ticket.

ASSISTANT: Ok. Your flight ticket is booked successfully.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us, have a good.