You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I want to fly from DCA to SFO. Can you book a ticket from that route?

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

USER: My planned travel dates are 08/01 and 08/03.

ASSISTANT: Any requirements to be met?

USER: I want a flight with single connection.

ASSISTANT: Can you mention your name to proceed further?

USER: Sure, Andrew Anderson here.

ASSISTANT: Delta Airlines has a connecting flight with number 1018 for fare 300, shall I proceed?

USER: Yes, you can proceed with that booking.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you for the booking.

ASSISTANT: Thank you for opting us.