You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Katherine Thomas. Can you book a flight ticket from JFK to EWR?

ASSISTANT: Sure, may I know your travelling dates?

USER: I am planning to travel on 06/20 and arrival back on 06/22.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: There is a flight with number 1005 in airline Hawaiian.

USER: Yes, do proceed with booking.

ASSISTANT: Your ticket is reserved, happy journey.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.