You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am looking for a flight from DCA to PHL, can you help me in booking?

ASSISTANT: Sure, I am mirthful to help you with that. Can you please share your preferable travel dates?

USER: Sure, my planned travel dates are July 20 and July 22.

ASSISTANT: May I know your name please?

USER: Myself Emily Campbell.

ASSISTANT: Can I know your connection limit?

USER: Please look for a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No, thank you.

ASSISTANT: There is a connecting flight-1020 in Frontier Airlines with a fare of 200. Shall I proceed with booking?

USER: That's fine, please proceed with booking.

ASSISTANT: Emily Campbell, your booking is done in economy class, the depart time and return time is Afternoon.

USER: Thank you for the service.

ASSISTANT: Most welcome, thank you for reaching us. Have a safe journey.