You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you?

USER: I am Thomas Lewis. Can you please help me in booking my flight ticket from ORD to DCA?

ASSISTANT: Sure, can you please share your preferred dates of travel?

USER: My travelling dates are Feb 14 and Feb 16.

ASSISTANT: Do you have any specifications?

USER: I need connecting flight to complete my trip.

ASSISTANT: Ok, please wait a moment let me search a best flight for you.

USER: Ok, sure.

ASSISTANT: We found a connected flight with flight 1028 having a fare 100. Shall I proceed with booking?

USER: Ok, please proceed with with booking.

ASSISTANT: Your booking has been confirmed with AA airlines.

USER: Ok, thank you for your help.

ASSISTANT: Thank you for reaching us.