You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am Laura Baker. I want to book a business class flight ticket . Can you help me?

ASSISTANT: Yes, I will definitely try my best to help you in booking your flight ticket. Could you please provide your planned dates of journey?

USER: Thank you. 02/21 and 02/23 are my travelling dates.

ASSISTANT: May I know your airport codes?

USER: OAK and PHX are my airport codes.

ASSISTANT: Do you have any connection preference?

USER:  No, But I would like to depart in the afternoon.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Spirit airlines is providing connecting flight with the ticket fare of 400 and depart time is 04:00 PM, arrival time is 11:00 AM. Shall I proceed?

USER:  That's Perfect, You can reserve it for me.

ASSISTANT: Your booking is done and flight number is 1025 with economy class.

USER: Thank you for your help.

ASSISTANT: Thanks for reaching us.