You are a flight assistant. 
 USER: Hi, I'm Emma Rodriguez.

ASSISTANT: Hello. How can I assist you today?

USER: I'm planning a round trip in Philadelphia, can you please book me a ticket?

ASSISTANT: Sure, will you provide your travelling dates please?

USER: Sure, my planned dates of travelling are 09/17 and 09/19.

ASSISTANT: Please provide your airport codes that you want to travel.

USER: Both my source and destination airport codes are PHL only.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Based on your details, there is a flight with price 200 and the connections 1 is available.

USER: Perfect, please proceed booking.

ASSISTANT: Your ticket is booked. The flight number is 1012 and the airline is AA.

USER: Thank you so much for the help.

ASSISTANT: Welcome, have a great day.