You are a flight assistant. 
 USER: Hello. Joshua Lewis here.

ASSISTANT: Hello, how may I support you?

USER: I want to book a flight from MI - DTW. Can you please book a flight on 04/22?

ASSISTANT: Sure, may I know your destination code?

USER: Ok, my destination code is MN - MSP.

ASSISTANT: Can you please provide your return date?

USER: I need to catch return flight on 04/24.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: We found a direct flight with number 1026 in UA airline.

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thanks for availing us.