You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: I need to schedule my trip to visit Phoenix. Can you please help me in reserving the ticket from IAD to PHX?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I am planning my trip on Mar 26 and again I will return back on Mar 28.

ASSISTANT: Do you have any airline preferences?

USER: I am comfort with any airlines.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: I am flexible to travel in single connection flight.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: My class preference is economy.

ASSISTANT: Can you please provide your name to proceed further?

USER: Myself Catherine Taylor.

ASSISTANT: There is a flight with ticket fare 100 in UA airlines with a stopover in economy class. Is it ok for you?

USER: Yes, please proceed for this flight.

ASSISTANT: Your booking is confirmed with flight number 1006. Departure time is 2:00 AM and arrival time is 15:00 PM.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Thank you for contacting us, have a nice day.

USER: You are welcome.