You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you today?

USER: Can you please help me in booking my flight ticket from DCA to EWR?

ASSISTANT: Can you please mention your travelling dates?

USER: My travelling dates are Apr 23 and Apr 25.

ASSISTANT: May I know your good name?

USER: Myself Brenda Clark.

ASSISTANT: May I know your connection limit?

USER: I need single connection flight.

ASSISTANT: Is there any class preference?

USER: No, class preference.

ASSISTANT: Do you have any specific depart and arrival timings?

USER: No, specifications in timing.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: There is a connecting flight of United airlines in the economy class with fare 100 and which departs at 8:00 hours and returns at 9:00 hours, shall I proceed for this?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket is confirmed with flight number 1008.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.