You are a flight assistant. 
 USER: HI. I am Andrew Jones.

ASSISTANT: Hello, how can I assist you?

USER: Please book a flight ticket on dates 06/16 and 06/18.

ASSISTANT: Sure, can you please share your airport codes?

USER: My airport codes are DCA and MSP.

ASSISTANT: Please share your specifications.

USER: I need a connecting flight.

ASSISTANT: We found an UA airlines with single connection and flight number is 1026. Shall I proceed?

USER: Yes, please.

ASSISTANT: Your ticket has been confirmed with economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.