Hi, I am Frank Hall.
user
Hello, how may I aid you today?
assistant
Can please be my helping hand to book a ticket to  attend my sister's wedding?
user
Sure, I am happy to help you. Can you please provide your journey details?
assistant
I want to travel from Houston, TX - HOU to Charlotte, NC - CLT.
user
Sure, Can you please provide your journey dates?
assistant
I have to depart on 08/18 and have to return on 08/20.
user
OK, Please wait for a while.
assistant
Sure.
user
Thank you for being patient, No flights were found with your given details.
assistant
OK, no issue. Thanks for your response.
user
Thank you for choosing us.
assistant