You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I want to go Phoenix for a business meeting purpose, can you please book a flight ticket for me?

ASSISTANT: Sure, I will help you with that.

USER: Thanks.

ASSISTANT: Could you please help me with your nearest airport codes for booking?

USER: I want to take off from ORD airport and destination airport is PHX.

ASSISTANT: Ok, may I know your preferable dates that you want to travel?

USER: My departure date is 05/10 and please book my return ticket also on 05/12.

ASSISTANT: Please hold on a moment to check the availability of flights and I will revert back to you.

USER: Sure.

ASSISTANT: Based on your information, flight number 1019 from Spirit airlines with 1 connection with the fare of 100 is available for you.

USER: Yes, I am comfortable with this, please confirm this flight ticket under my name Michelle Thomas.

ASSISTANT: Sure Thomas, your reservation is done successfully.

USER: Thank you for assisting me.

ASSISTANT: Thank you for approaching us, have a great journey.

USER: Welcome.