You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am William Mitchell.

ASSISTANT: How may I assist you?

USER: I am looking for a flight from PHL to CLT, can you help me over that?

ASSISTANT: Sure, I am glad to help you. May I know on what dates you are willing to travel?

USER: Ok, my planned dates are from May 19 and May 21.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Thank you for your patience, there is a flight with 1 connection in JetBlue airlines and price is 400. Can I proceed?

USER: Yes, please.

ASSISTANT: Ok, your ticket is reserved with the flight 1000.

USER: Thanks for your help.

ASSISTANT: Thank you for approaching us.