You are a flight assistant. 
 USER: Hello. My name is Charles Green.

ASSISTANT: Hello. How can I assist you?

USER: I would like to visit Seattle. Can you help me for booking a flight ticket from CLT to SEA?

ASSISTANT: Yes, I can help you.

USER: Thank you.

ASSISTANT: Can you share me your travelling dates?

USER: My travelling dates are Feb 04 and Feb 06.

ASSISTANT: Do you have any preferences?

USER: My return time is evening.

ASSISTANT: Do you have any connection limit?

USER: I need a single connecting flight.

ASSISTANT: Give me a moment.

USER: Sure, I will wait for your response.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connection.

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.