You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you today?

USER: Helen Jackson here. Please help me out in booking the ticket from SFO to DCA.

ASSISTANT: Sure, please share your trip dates.

USER: My trip dates will be 06/04 to 06/06.

ASSISTANT: Do you need any specifications?

USER: I need direct flight.

ASSISTANT: We do not have direct flights instead of that we have connecting flights. Shall I proceed?

USER: That's ok, confirm with it.

ASSISTANT: Sure, your ticket is confirmed with an Frontier airline and 1021 is flight number with a fare of 200.

USER: Thank you.

ASSISTANT: Thank you for reaching us.