You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Benjamin Adams. Could you help me in booking a flight ticket from PHX to IAD?

ASSISTANT: Sure, may I now your dates of travel please?

USER: I want to fly on July 16, return on July 18.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Let me know about your other specifications, if any?

USER: No, I do not have any specifications.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sprirt airlines is providing you the ticket with a fare of 100 in economy class, shall I proceed?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been reserved with flight-1015.

USER: Thank you.

ASSISTANT: Thank you for visiting us.