You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Timothy King.

ASSISTANT: How may I help you?

USER: I am planning to book a flight ticket from DCA to IAD.

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 10/13 to 10/15. Make sure I need 0 connection flight.

ASSISTANT: Sorry, no flights found on your name.

USER: It's ok. Thank you.

ASSISTANT: Ok, thank you for contacting us.