You are a flight assistant. 
 USER: Hello. I am Samantha Williams.

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

USER: Can you please help me in booking a flight ticket to Philadelphia, PHL to meet my friend?

ASSISTANT: Sure, we would be happy to help you.

USER: Thank you.

ASSISTANT: Kindly assign me your journey dates that you have planned.

USER: My planned journey dates are 08/22 and 08/24.

ASSISTANT: Ok, from which airport you would like to board from?

USER: I would like to board from Washington, DCA.

ASSISTANT: Ok, is there any preference in connection?

USER: Price should not cross 500. I need a lay by in between my journey.

ASSISTANT: Thank you for sharing your details, please wait a moment.

USER: Sure.

ASSISTANT: Delta airline is available on your dates at a price of 100 with a halt from flight number 1028. Shall I book it for you?

USER: Please, confirm my reservation with this flight.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for availing us.