You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Dorothy Smith.

ASSISTANT: How can I help you today?

USER: I would like to book a flight ticket from DEN to SFO to meet my friend. Can you help me for booking a flight ticket?

ASSISTANT: Sure, I am here to help you in booking. Could you please share your travel dates?

USER: My travelling dates are 01/02 and 01/04.

ASSISTANT: Please wait a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Flight 1004 in Hawaiian airlines is available for you with 1 connection and fare is 200. Can I  proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your booking is done.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us, have a safe flight.

USER: Welcome.