You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I have a Conference in San Francisco, can you help me in booking a ticket?

ASSISTANT: Sure, I am here to help you but before that I need your travelling dates to search for a flight.

USER: My travel dates are 07/24 and 07/26.

ASSISTANT: Can you mention your airport codes too?

USER: My airport codes are from SEA to SFO.

ASSISTANT: In the meanwhile, may I know your name?

USER: I am Nancy Perez.

ASSISTANT: Nancy, we have a flight on your route with connection 1 and price 100. Would you like me to proceed?

USER: You can book it.

ASSISTANT: Ok, your has been booked with flight number 1021 on Hawaiian airline.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe flight.