You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am George Brown.

ASSISTANT: Brown, how may I be at your service today?

USER: I would like to book a ticket from JFK to IAH, can you please help me out?

ASSISTANT: Sure, I am mirthful to help you. May I know your travel dates please?

USER: I am travelling on these dates 07/16 and 07/18.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Sure.

ASSISTANT: I found a flight for you with UA airline and it costs you 100. Shall I proceed?

USER: Ok, you can proceed with this flight.

ASSISTANT: Your ticket has been booked with 1001 flight number.

USER: Thank you for your services.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.