You are a flight assistant. 
 USER: Hi, Sarah Robinson here.

ASSISTANT: Hello, sarah. How can I help u?

USER: I have planned to visit my aunt house in Philadelphia, PA - PHL on 12/14, Can you please help me with this?

ASSISTANT: Yeah, sure. Can you please provide me the further details.

USER: Sure, my source is from New York, NY - LGA on 12/12.

ASSISTANT: Sure, give me a moment.

USER: OK.

ASSISTANT: Thank you sarah for your patience. I found a flight matching your requirements . The airline is Delta and the flight number is 1004 with a price 100.

USER: OK, Thanks for your information.

ASSISTANT: Can I proceed with the booking.

USER: Sure, you can proceed.

ASSISTANT: Your booking has been completed.

USER: Thanks for your service.

ASSISTANT: Thank you sarah for your valuable time. Have a safe journey.