You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jason Martinez from Oakland.

ASSISTANT: Jason, how may I help you?

USER: I would like to enjoy my weekend at Oakland Carnival. Can you help me in booking a ticket from OAK to PHX?

ASSISTANT: Sure, could you please provide me your travel dates?

USER: My preferred journey dates are 04/01 and 04/03.

ASSISTANT: Ok, let me check for the available flights.

USER: Sure, take your time.

ASSISTANT: Flight-1022 is available with Hawaiian airlines and the ticket fare is 100 only. Is it ok for you?

USER: Yes, please book the ticket.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us and have a nice day.