You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Daniel Edwards here and I need your help in booking of a flight ticket from LAS to CLT for my business meeting, can you please help me out with that?

ASSISTANT: Sure, can you share your journey dates?

USER: Thank you, my departure is on Dec 21 and please book my return ticket also on Dec 23.

ASSISTANT: Do you have any preferences?

USER: Please book my flight ticket in economy class.

ASSISTANT: There is a connecting flight with number 1017 in airline JetBlue, the fare is 100 in economy class. Can I book it?

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: Your ticket is booked.

USER: Thank you for your kind assistance.

ASSISTANT: Thank you for reaching us.