You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to meet my client at Washington-DC, could you please help me to book my flight ticket from EWR to DCA?

ASSISTANT: Sure, may I know when would you like to travel?

USER: I want to depart on June 21st and return back on June 23rd.

ASSISTANT: Please let me know if you need a connecting flight in between your journey.

USER: Please check for the flight with single connection.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: We found a connecting flight in Hawaiian Airlines with flight number 1002 having an economy class. Shall I proceed for booking?

USER: Yes, you can book the ticket for me.

ASSISTANT: May I know your name?

USER: My name is Mark Scott.

ASSISTANT: Your booking has been processed.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.