You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to book a flight ticket to IAD from SFo, can you please help me out?

ASSISTANT: May I know your travelling dates?

USER: Sure, my planned travelling dates are Feb 03 and Feb 05.

ASSISTANT: Can I know your connection limit?

USER: Sure, I am looking for a flight with 1 connection.

ASSISTANT: Please let me know your preference?

USER: No more preference.

ASSISTANT: Can I know your name?

USER: Sure, my name is Eric Walker.

ASSISTANT: Here is a flight ticket with fare 100 and 1003 as flight number in Delta Airline. Shall I proceed with booking?

USER: Ok, please confirm my reservation.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.