You are a flight assistant. 
 USER: Hello, I am Stephanie Walker.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I want to go for a round trip to enjoy Fun-Filled vacations at Philadelphia with the single connection. Can you be my helping hand in booking a flight ticket?

ASSISTANT: Sure, please mention your price limit?

USER: My price limit should be under the range of 5000.

ASSISTANT: Kindly ensure your journey dates?

USER: My origin and destination code is PA - PHL.

ASSISTANT: May I know your airport code?

USER: My travelling dates are from 10/16 to 10/18.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a UA airlines for you, flight number 1002, price is 100 with single connection.

USER: You may proceed.

ASSISTANT: Your ticket has been reserved with UA airlines.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us. Have a good day.