You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: Can you please help me to book a flight from PHX to SFO?

ASSISTANT: Sure, let me know your trip dates?

USER: Sure, I want to travel on Dec 11 and need to return on Dec 13.

ASSISTANT: Do you have any requirements?

USER: I am looking for a flight with single connection and my depart time must be in the morning.

ASSISTANT: Can you mention your name to proceed further?

USER: My name is Kathleen Wright.

ASSISTANT: Sorry, no flights found as per your requirement.

USER: Ok, not an issue. Thank you for the information.

ASSISTANT: Thank you for contacting us.