You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I have planned to book a ticket from SFO to MSP, can you assist me?

ASSISTANT: May I know your travelling dates?

USER: My preferred dates are Mar 19th and Mar 21st.

ASSISTANT: Please let me know your connection limit?

USER: I am Ok with any thing.

ASSISTANT: Do you have any other preference?

USER: I need to travel in economy class.

ASSISTANT: Tell me your name please?

USER: Sarah Scott.

ASSISTANT: Here is a connecting flight with fare 100 and 1001 as flight number in American Airline. Shall I proceed with booking?

USER: Proceed.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.