You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I would like to book a flight ticket from PHX to SFO. Can you help me to book my flight ticket?

ASSISTANT: May I know your trip dates?

USER: My trip dates are 04/12 and 04/14.

ASSISTANT: May I know your name?

USER: Myself Rebecca Hernandez. Please make sure there should be 1 connection limit.

ASSISTANT: Sorry no flight found to book your ticket.

USER: Ok, fine.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.