You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am George Davis, can you please help me to search a flight from DFW to CLT?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Thank you. My journey dates are 08/18 and 08/20.

ASSISTANT: Please wait a moment, I will check the availability of flights.

USER: Ok, take your own time. Please make sure that the price limit is 1000 or less.

ASSISTANT: Davis, I found a flight for you in UA airlines with fare 100. Can I book your ticket?

USER: Yes, please confirm my flight ticket with  the UA airlines.

ASSISTANT: Ok, your booking is confirmed with flight number 1010.

USER: Thank you so much for your help.

ASSISTANT: Thank you for choosing us.