You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Help me in booking a flight from PHX to IAH?

ASSISTANT: Sure, may I know the travelling dates?

USER: I like to travel on May 08 to 10.

ASSISTANT: Do you have any connection limit?

USER: I prefer connection limit.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: I am George Johnson.

ASSISTANT: Please wait a minute.

USER: Ok.

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

USER: That's ok, thank you.

ASSISTANT: Thank you for opting us.