You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Elizabeth Johnson. I would like to book a flight ticket from CLT to MSP to meet my parents. Could you please help me with booking a connecting flight ticket?

ASSISTANT: Sure, I will help you. May I know your planned travel dates please?

USER: My travelling dates are Mar 10 and Mar 12.

ASSISTANT: Can I have your class preference?

USER: I need a economy class.

ASSISTANT: Do you have any other specifications?

USER: No, I do not have any other specifications.

ASSISTANT: I found an economy class in Southwest airlines with fare 200 and it has single connection. Can I book your ticket?

USER: You can proceed with booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1009.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.