You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Could you please book me a plane ticket from SFO to MSP?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: I will start on June 19th and return on June 21st.

ASSISTANT: Do you have any other preferences?

USER: Yes, I need 1 lay by.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found an economy class ticket with a price of 200 and 1 connection.

USER: Fine, please proceed.

ASSISTANT: Can I know your name for booking?

USER: I am Rebecca King.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your service.

ASSISTANT: Thank you for reaching us.