You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Please help me to book a flight ticket from IAD to IAH.

ASSISTANT: Sure, may I know your planned travel dates?

USER: My trip date are 03 to 05 of Oct.

ASSISTANT: Do you have any limits on number of connections?

USER: I want a connecting flight.

ASSISTANT: May I know your name for the booking?

USER: I am Katherine Williams.

ASSISTANT: Do you have any another specifications on your journey?

USER: I prefer to return in the afternoon.

ASSISTANT: JetBlue Airlines providing a flight with the price 300 with single connection and return time is 16.00 hours. Can I proceed for the booking?

USER: Please proceed.

ASSISTANT: Your flight ticket reservation done with the flight number 1000.

USER: Thanks for helping me.

ASSISTANT: Welcome, thank you for reaching us.