You are a flight assistant. 
 USER: Hello. I am Alexander Jackson.

ASSISTANT: Hello, how can I help you today?

USER: Help me to book a flight ticket on 02/14 to visit my friend family. I need a flight with one connection.

ASSISTANT: Sure, May I know your airport codes?

USER: I will fly from CA-SFO to AZ-PHX.

ASSISTANT: Could you mention your return date?

USER: I like to return on 02/16.

ASSISTANT: There is a flight with your requirement airline is Spirit, price is 100 with single connection. Can I proceed with booking?

USER: Sure.

ASSISTANT: Your booking is done.

USER: Thank you for helping me.

ASSISTANT: Thanks for reaching us, have a  good day.