You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: Myself William Thompson. I am looking for a round trip flight from PHX, can you help me in booking the flight ticket?

ASSISTANT: When are you planning to make your journey?

USER: My travel dates are 06/23 and 06/25.

ASSISTANT: We have found a connected flight with Frontier airlines, flight number 1011 and the fare of 100.

USER: That's fine, please proceed in booking with that flight.

ASSISTANT: Your booking is done.

USER: Thank you for your expeditious service.

ASSISTANT: Your most welcome.