You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please reserve me a flight ticket from SEA to MSP?

ASSISTANT: Sure, when do you want to travel?

USER: My trip dates are 05/19 - 05/21.

ASSISTANT: Ok, Do you have any class preference?

USER: No.

ASSISTANT: Is there any connection limit do you have?

USER: I need a single connection.

ASSISTANT: Do you have any other specifications?

USER: No, thank you for asking.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Virginia Harris.

ASSISTANT: We found a Spirit airline and 1021 is flight number with a fare of 100. Shall I proceed?

USER: Please reserve.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.