You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Please help me to book a flight ticket from EWR to PHX.

ASSISTANT: Sure, may I know the travelling dates?

USER: I want to take off on 23 Nov and return on 25 Nov.

ASSISTANT: Do you have any connection limit?

USER: I want to travel in single connecting flight.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: I am Scott Turner.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, no flights found with your preferable dates.

USER: Oh! not an issue, thank you.

ASSISTANT: Thank you for opting us.