You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: Could you please book a flight ticket from SEA to MSP?

ASSISTANT: Sure, please share me your trip dates.

USER: My trip dates are May 28 and May 30.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a connecting flight.

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

USER: I am Christopher Turner.

ASSISTANT: Would you let us know if you have any other preferences?

USER: I prefer an economy class.

ASSISTANT: We found a connecting flight 1007 in American Airlines at the price of 300 with economy class. Can I proceed?

USER: Ok, proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.