You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me to book a flight ticket with the name Kathleen Hill to attend my niece first birthday function?

ASSISTANT: Sure, do you have any reservation on connection limit?

USER: Yes, I need one connection between my journey.

ASSISTANT: Let me know your journey airport codes.

USER: I want to start from Phoenix, AZ-PHX to reach Houston, TX-HOU.

ASSISTANT: To proceed further, may I know your travelling dates?

USER: My travelling dates are 07/26 to 07/28.

ASSISTANT: Is there any price limit?

USER: I need the ticket with in the price limit 500.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting. There is no flight found with your requirements.

USER: Ok, no problem. I'll choose any other alternative. Thank you.

ASSISTANT: Thank you for choosing us and have a good day.