You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kenneth Hall here.

ASSISTANT: Hall, how may I help you?

USER: I need your help in booking of a flight ticket from CLT to ORD for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, please provide your journey dates.

USER: Sure, I am planning to move on 04/26 and please book my return ticket on 04/28.

ASSISTANT: Please hold on for a moment.

USER: Sure.

ASSISTANT: Spirit airlines with flight 1000 is available.

USER: I am ok with this, you can proceed with booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your assistance in booking of my ticket.

ASSISTANT: Thank you for choosing us.

USER: Welcome.