You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to meet my cousin on his birthday at San Francisco, please help me in booking a ticket.

ASSISTANT: Sure, please tell me your trip dates.

USER: Sure, my trip dates are 12/13 and 12/15.

ASSISTANT: Can you please tell me your name?

USER: My name is Margaret Gonzalez.

ASSISTANT: Ok, may I know your airport codes?

USER: My origin and destination airport codes are DTW and SFO.

ASSISTANT: The Hawaiian airline with flight number 1000 is available having price as 100 and connection as 1. Shall I proceed?

USER: Ok, please proceed my booking.

ASSISTANT: Ok, your reservation is done.

USER: Thank you for your help.

ASSISTANT: Thank you.