You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: I would like to visit Washington, please help me in booking a ticket from HOU to IAD.

ASSISTANT: When you are willing to travel?

USER: My planned travel dates are on Mar 1 and Mar 3.

ASSISTANT: Do you have any class preference?

USER: Any class is comfortable for me.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: May, I know your good name?

USER: My name is Cynthia Evans.

ASSISTANT: Do you have any specifications?

USER: I would like to depart in the morning.

ASSISTANT: We found 1006 Delta airlines with single connection with price 100. Shall I proceed with the booking?

USER: Ok, please book my ticket.

ASSISTANT: Your, booking has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.