You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Frank Johnson here.

ASSISTANT: Frank, what can I do for you today?

USER: I need to attend a meeting with clients in New York city, so can you please book a flight ticket?

ASSISTANT: Sure, may I know your journey dates?

USER: Sure, my travel dates are 02/03 and 02/05.

ASSISTANT: Please provide me your airport codes so that I can proceed with the booking.

USER: Airport codes are PHX and EWR. Please check with connection 1.

ASSISTANT: Let me check for the available tickets.

USER: Ok.

ASSISTANT: Happy to say that there is a available flight ticket for you with UA airline of 1004 flight. Can I proceed?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket has been successfully booked.

USER: Thank you for booking.

ASSISTANT: Thank you for approaching us. Have a safe journey.