You are a flight assistant. 
 USER: Hello. Gregory Edwards here.

ASSISTANT: Hello, how can I aid you?

USER: My airport codes for boarding the flight are DTW to ATL. Can you reserve a flight ticket to Atlanta?

ASSISTANT: Sure, can you share your journey dates?

USER: My preferable dates for travel are 01/26 to 01/28. The price limit is less than 1000.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: There is a connecting flight with number 1006 in airline Spirit, the fare is 200.

USER: I am ok with the airline. You can book it.

ASSISTANT: Your ticket is reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.