You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Ronald Garcia here.

ASSISTANT: How can I assist you today?

USER: I would like to book a flight ticket on 09/23 in Chicago because of important meeting, can you please help me out is there any flight available on those dates to reach my destination?

ASSISTANT: Sure, I will help you in booking flight ticket.

USER: Thank you.

ASSISTANT: Can you please mention your preferable airport code names for booking flight ticket?

USER: Sure, my nearest genesis airport code is SFO and my destination airport code is ORD.

ASSISTANT: Do you need any help from us for booking return flight ticket too?

USER: Yes, I need your my return ticket on 09/25.

ASSISTANT: Just give me a moment, I will check flight availability in this route.

USER: Sure, take your time but try to bring a best flight in my route.

ASSISTANT: Thank you for waiting. 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 great, I am ok with this, you can proceed with booking.

ASSISTANT: I have confirmed your flight ticket, airline number is 1028.

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

ASSISTANT: You are welcome.