You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I assist you today?

USER: Please book a ticket to Washington DC-DCA from Philadelphia, PA-PHL.

ASSISTANT: Kindly, mention your departure date and arrival date?

USER: Departure is on 07/25 and 07/27 is my return date.

ASSISTANT: Can you please let me know your price limit?

USER: Price limit is 1000.

ASSISTANT: Do you need any halt?

USER: Connections limit is 1.

ASSISTANT: Can I know your name for further proceedings?

USER: I am Emily Campbell.

ASSISTANT: Please wait for a while, let me check and get back to you.

USER: Ok.

ASSISTANT: Thanks for your being patient. We are glad to inform, there is a flight found with Spirit airline of flight number 1022. Can I confirm your booking?

USER: Please book a ticket.

ASSISTANT: Your seat has been reserved.

USER: Thanks.

ASSISTANT: Thank you for reaching us.