You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

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

ASSISTANT: Yes, can you tell me your dates of travel?

USER: Sure, I want to travel on Jan 31 and need to return on Feb 2.

ASSISTANT: Do you have any other preferences?

USER: I need a connecting flight which return in the morning.

ASSISTANT: Can I know your name?

USER: My name is Emma Smith.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: Ok, not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you for the information.