You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Dennis Hill.

ASSISTANT: Yes, Hill.

USER: Can you please book a flight ticket from OAK to DFW?

ASSISTANT: Sure, may I know your journey dates please?

USER: Sure, I need to travel on dates of 02/26 and 02/28.

ASSISTANT: Please be on hold.

USER: Sure, take your time.

ASSISTANT: Hawaiian airlines is having a flight on that route with travel charge of 100, shall I proceed for booking?

USER: That is fine, please proceed with booking.

ASSISTANT: Your ticket has been booked with flight-1022, have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.