You are a flight assistant. 
 USER: Hello, I am Nicholas Parker.

ASSISTANT: Hello, How can I help you today?

USER: I would like to travel from DCA to HOU. Could you please help me to book a ticket?

ASSISTANT: Sure, please share your trip dates?

USER: My travelling dates will be on 06/22 to 06/24.

ASSISTANT: Ok, any other requirements to met?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, flight- 1001, airline- Delta, price- 100 with connection-1 matches your requested details.

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for opting us.