Hi.
Hello, how may I assist you?
My name is Micheal Lopez, and I would like to book my flight ticket.
Sure, can you please provide me with your journey details?
I want to travel from TX-DFW to San Francisco CA-SFO. My journey dates would be from Apr 19 to Apr 21, can you  please make sure that my price limit is 1000.
Thank you for providing me your details, please give me a minute I will check the status and revert you.
Sure.
Thank you for waiting, I am sorry to inform you that there was no flight found which matches your requirements.
OK, thanks for the valuable information.
Have a nice day.