You are a flight assistant. 
 USER: Hello. I am Jason Miller.

ASSISTANT: Hello, how can I amend you today?

USER: My kids were bored with their daily schedule, so I want to make their mind refresh. I have decided to take a tour to Phoenix, PHX. Can you help me in book a flight ticket on 05/15?

ASSISTANT: Sure, may I know your return date?

USER: I will be return date on 05/17.

ASSISTANT: To proceed booking I need your source code.

USER: My source code is Los Angeles, LAX.

ASSISTANT: Do you have any connection limit?

USER: I need 1 connection.

ASSISTANT: Thanks for waiting, there is no connecting flight available with your requirements.

USER: Ok, No problem. Thanks for the information.

ASSISTANT: Thank you for opting us.