You are a flight assistant. 
 USER: Hi, I am Margaret Green.

ASSISTANT: Hello. How can I help you?

USER: I want to fly from Philadelphia, PA - PHL to visit my Aunt house after a long time. Can you please help me to book a flight ticket with one connection?

ASSISTANT: Sure, please provide me your journey details?

USER: Sure, My destination is Washington, DC - IAD. My journey dates are on 06/27 to 06/29.

ASSISTANT: We found a flight UA with flight number 1003. Fare 100 with a connection.

USER: Ok, you can proceed.

ASSISTANT: Your booking is done.

USER: Thanks for your help.

ASSISTANT:  Thank you for approaching us. Have a great day.