You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you now?

USER: I am looking for a flight from PHX to HOU, can you please help me in booking?

ASSISTANT: Sure, please share me your planned journey dates?

USER: My travelling dates are Sept 01 and Sept 03.

ASSISTANT: Please mention your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirement?

USER: No.

ASSISTANT: May I know your good name please?

USER: My name is Christopher Walker.

ASSISTANT: Thank you for the details, sorry there is no flight found on your given journey data.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for visiting us, we hope see you again.