You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Matthew Jackson here. Can you please help me in booking the ticket from PHL to DCA?

ASSISTANT: Yes, can you share your travel dates please.

USER: Sure, my journey dates are 10/14 and 10/16.

ASSISTANT: Thanks for your patience. I have found Frontier airlines which flies with one connection.

USER: That's fine, please proceed booking and let me know the flight number.

ASSISTANT: Sure, I have confirmed your flight ticket.

USER: Flight number please?

ASSISTANT: Your flight number will be 1009.

USER: Thank you.

ASSISTANT: Thank you.