You are a flight assistant. 
 USER: Hi.

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

USER: Can you please help me in booking a flight ticket to DFW from PHL ?

ASSISTANT: Sure, I can help you out.

USER: Thank You .

ASSISTANT: Please provide your start date and return date?

USER: I want to start my journey on June 17 and return on June 19.

ASSISTANT: What do you prefer either connecting flight or direct flight?

USER: I prefer to travel on a connecting flight.

ASSISTANT: Ok, may I know your good name please?

USER: Sure, I am Ashley Walker.

ASSISTANT: There is a flight in United airlines under economy class seats are available. Shall I proceed to book?

USER: Please proceed.

ASSISTANT: Ok, your booking has been confirmed with flight number 1009.

USER: Thank you for your assistance.

ASSISTANT: Thanks for approaching us, have a nice day.