You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please book a flight ticket from DCA to PHX?

ASSISTANT: Yes, may I know on which dates you want to travel?

USER: Thank you. I have planned my travel dates as Mar 20 and Mar 22.

ASSISTANT: Ok, do you have connection limit?

USER: I am looking for single connecting flight so please check  with that.

ASSISTANT: May I know your name please?

USER: Sure, myself Steven Carter.

ASSISTANT: Please let me know if you have any other specifications.

USER: I do not have any more specifications.

ASSISTANT: Wait a minute please.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting, we found a flight with number 1005 at a price of 100 with 1 connection in economy class provided by United airlines. Shall I proceed?

USER: That is fine, please proceed with booking.

ASSISTANT: Sure, your ticket is booked.

USER: Thank you for your help.

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