You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Patrick Davis. I want to book a flight ticket from DFW to IAH, so please help me in booking a flight ticket.

ASSISTANT: Sure, can you share your trip dates?

USER: I would like to fly on July 07 and return on July 09.

ASSISTANT: Do you have any preferences?

USER: I would like to return in the afternoon time.

ASSISTANT: There is a connecting flight with number 1011 in airline Delta, the fare is 100 in economy class,. Can I book it?

USER: You can proceed to booking.

ASSISTANT: Your ticket is reserved, the depart time is 17:00 PM and return time is 13:00 PM.

USER: Thank you.

ASSISTANT: Thank you for reaching us.