You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I aid you?

USER: Please could you book a ticket from San Francisco, CA-SFO to Phoenix, AZ-PHX.

ASSISTANT: Sure, may I know your travel dates?

USER: My travel dates are from 02/28 to 03/01.

ASSISTANT: Do you need any stopover in between your journey?

USER: Connections limit is 1.

ASSISTANT: Ok, please wait a while.

USER: Sure.

ASSISTANT: May I know your name?

USER: I am Deborah Young.

ASSISTANT: Sorry, to inform you that there were no flights fond on your route.

USER: Thank you.

ASSISTANT: Thank you for reaching us.