You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Anna Robinson.

ASSISTANT: How may I help you?

USER: I am planning to go New York, please help me with ticket booking.

ASSISTANT: Sure, I here to help you.

USER: My airport codes are LAS and JFK.

ASSISTANT: May I know your travel dates?

USER: My preferred dates are 08/20 and 08/22.

ASSISTANT: Based on your request, I found a flight with airline UA. Shall I proceed?

USER: Ok. Flight number please?

ASSISTANT: Flight number 1019.

USER: Ok, proceed booking.

ASSISTANT: Your ticket has been booked. Thanks for contacting us.

USER: Thank you for the help.

ASSISTANT: It's my pleasure.