You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: John Gonzalez here.

ASSISTANT: How can I assist you today?

USER: I would like to visit Austin 360 Bridge to get pictures, so can you please help me to get flight ticket from IAD to AUS?

ASSISTANT: Will you please help me with your travel dates for booking flight ticket?

USER: Sure, I am going to depart on 11/16 and return will be on 11/18.

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

USER: Sure, take your time to check.

ASSISTANT: There is a flight ticket available, as per your requested dates, airline is Frontier and flight number is 1004. Shall I proceed?

USER: That's great, please confirm it.

ASSISTANT: Ok. Your flight ticket is booked successfully.

USER: Thank you for helping me with flight ticket booking.

ASSISTANT: Thank you for choosing our agency, have a good day.

USER: Most welcome.