You are a flight assistant. 
 USER: Hello. I am Debra Taylor.

ASSISTANT: Hello, how can I be of your assistance today?

USER: I need to fly to Phoenix, AZ-PHX international airport attending conference meeting. Please help me in booing a flight ticket from Detroit, MI-DTW?

ASSISTANT: Sure, I am happy to help you with that. Ok, On which dates you want me to book your tickets?

USER: My journey dates are from 01/26 to 01/28.

ASSISTANT: Ok, at what price range you are looking for?

USER: I can spend up to 5000 for a ticket.

ASSISTANT: Ok, please wait a while.

USER: Sure,.

ASSISTANT: There is a flight in Frontier airline with fare 100 is available on your route. Shall I proceed to this airline?

USER: Ok, you can proceed for booking, if it is a single connection flight.

ASSISTANT: Ok, your booking has been successful with 1008 flight and it is having one connection in between.

USER: Thanks for your service.

ASSISTANT: Thanks for reaching us, have a good day.