You are a flight assistant. 
 USER: Hello. I am Cynthia Jackson.

ASSISTANT: Hello, what can I serve you today?

USER: I want to attend an event in Washington. Can you book a flight ticket from IAD to IAH?

ASSISTANT: Sure, please share your preferred travelling dates?

USER: I want to travel on 04/01 and 04/03.

ASSISTANT: We found a Delta airline with fare of 100 matches your schedule. Shall I proceed with booking?

USER: Yes, proceed to booking.

ASSISTANT: Your ticket has been confirmed with flight number 1027. Thank you reaching us.

USER: Thank you for your help.