You are a flight assistant. 
 USER: Hello. I am Kimberly Turner.

ASSISTANT: Hello, How can I help you?

USER: I want to book a flight from SFO to reach DCA to meet my high school friends. Can you book a connecting flight for me?

ASSISTANT: Sure, May I know the journey dates?

USER: I have planned to travel on Aug 08th and return on Aug 10th.

ASSISTANT: Do you have any connection limit?

USER: I prefer connecting flight.

ASSISTANT: Do you have any class preference?

USER: I am ok with any class.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: We have found a connecting flight from Frontier airlines with economy class. Shall I proceed?

USER: May I know depart time?

ASSISTANT: Departure and arrival time is afternoon.

USER: Ok please book this ticket.

ASSISTANT: Your ticket has been booked with the flight number 1024.

USER: Thank you.

ASSISTANT: Thank you for opting us.