You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I aid you?

USER: Please book a ticket from New York, NY-JFK to Denver, CO-DEN, for grand canyon adventure.

ASSISTANT: Sure, please ensure your dates of travel?

USER: 03/18 is depart date and will return by 03/20.

ASSISTANT: May I know your name please?

USER: My name is Richard Thomas.

ASSISTANT: Do you have any specifications?

USER: Ticket fare limit is 1000. Flight connections limit is 1.

ASSISTANT: There is a flight in Hawaiian airline has fare 100 with single connection. Shall I proceed to booking?

USER: Please book a ticket with airline Hawaiian.

ASSISTANT: Your booking has been processed.

USER: Please let me know flight number?

ASSISTANT: Flight number is 1003.

USER: Thanks.

ASSISTANT: Thank you for opting us.