You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I got a best offer to join in Gramercy Tarven restaurant as a manager in New York. So, please book a flight from DEN to LGA. I should join on 05/27, after reporting them I should start on 05/29.

ASSISTANT: Ok, May I know your good name please?

USER: You can reserve a ticket on George Roberts.

ASSISTANT: Sure, Please wait for a moment.

USER: Ok.

ASSISTANT: There is a flight with Frontier and flight number 1012 with price limit 100.

USER: I am ready to travel, please proceed to book a flight.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you have a safe journey.