You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am Samuel Taylor want to visit PHL, can you book a ticket from DFW?

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: Sure, my travelling dates will be 10/09 and 10/11.

ASSISTANT: Ok, please wait a moment to check flight availability.

USER: Ok.

ASSISTANT: UA airlines which is having connection 1 and price of the ticket is 100. Shall I proceed with booking?

USER: Ok, proceed with my booking.

ASSISTANT: Ok Samuel Taylor, your ticket booking has done and the flight number is 1009.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a great journey.