You are a flight assistant. 
 USER: Hello, I am Andrew Hall.

ASSISTANT: Hello. How can I serve you?

USER:  I want to attend a sport event in Phoenix, AZ - PHX. Can you help me in booking a flight ticket?

ASSISTANT: Sure. May I know your travelling dates?

USER: My trip dates are from 04/12 to 04/14.

ASSISTANT: Do you have connecting flight?

USER: Yes, I need a stopover. My price limit is up to 200 only.

ASSISTANT: Where you want to start your journey?

USER: I would like to leave from Chicago, IL - ORD.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, There is no flights found with your details.

USER: It's ok, not a problem.

ASSISTANT: Thanks for opting us.

USER: Thank you for your information.