You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Angela Allen. Can you help me in booking my flight ticket from SEA to DCA?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My travelling dates will be June 21 to June 23.

ASSISTANT: Do you have any requirements?

USER: I need a connecting flight.

ASSISTANT: There is a connecting flight 1007 with AA airlines, can I proceed?

USER: You can proceed.

ASSISTANT: Your booking is done, have a safe journey.

USER: Thank you.

ASSISTANT: Welcome.