You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Margaret Green here.

ASSISTANT: How can I aid you at this moment?

USER: I would like to attend a business seminar in San Francisco, can you please help out with booking of a flight ticket to go there?

ASSISTANT: Sure, I will aid you with that. Can you please mention your travel dates for booking flight ticket?

USER: Thank you for considering my request. I am planning to leave on 06/27 and please book my return ticket on 06/29.

ASSISTANT: May I know your preferable airport code names for further process?

USER: My nearest genesis airport code is CLT and I will prefer SFO as my destination airport code.

ASSISTANT: Thank you for providing your travel details. I will put the conversation on hold to check the best flights available in your route.

USER: Ok, take your time. I will wait for your response.

ASSISTANT: Based on your information, Hawaiian airline is ready to serve you with 1 connection with a minimum fare of 100 is available for you. Shall I proceed with this?

USER: That's fine for me, you can proceed with booking.

ASSISTANT: I have confirmed your flight ticket, flight number is 1027.

USER: Thank you for your kind help in booking of my ticket, have a nice day.

ASSISTANT: You are welcome Margaret Green.