You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: Assist me in making a reservation of direct flight with the name of Shirley Wright.

ASSISTANT: Sure, may I know your travelling dates?

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 on 12/20. And I  will return on 12/22.

ASSISTANT: Can I know your Journey codes?

USER: Source is at San Francisco, SFO and destination is PHX.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Let me know your name.

USER: I already mentioned.

ASSISTANT: There is no flight found with your requirements.

USER: Ok, thank you for your information.

ASSISTANT: Thanks for availing us.