You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kathleen Thompson here.

ASSISTANT: How may I assist you?

USER: Please reserve a flight ticket from ATL to LAS for my business meeting.

ASSISTANT: Sure, may I know your travel dates?

USER: Ok, my departure is on Apr 15 and please book my return ticket also on Apr 17.

ASSISTANT: May I know your connection limit?

USER: I will prefer single connection for my journey.

ASSISTANT: We found a flight on your details with airline AA, flight number: 1028.

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

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you.