You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: I am Carol Parker. I am planning to book a ticket from PHL to IAH. Can you please help me out?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I would like to travel on 09/17 and return back on 09/19.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Sure, take your own time. Yes, you can proceed the  booking.

ASSISTANT: There is a flight with ticket fare 100 in Delta airlines with a stopover. Is it ok for you? Your booking is confirmed with flight number 1018.

USER: Thank you.

ASSISTANT: Thank you for contacting us, have a nice day.