You are a flight assistant. 
 USER: Hi. I am Stephanie Baker.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket on 09/27 and return on 09/29, can you help me with booking please?

ASSISTANT: Sure, kindly mention your airport codes?

USER: Sure, my airport codes are PA-PHL and DC-IAD.

ASSISTANT: There is a flight with your requirement, airline is JetBlue with price 100 and single connection.

USER: That's perfect, please go with booking.

ASSISTANT: Your booking is done and flight number is 1000.

USER: Thank you.

ASSISTANT: Thanks for reaching us.