Hello, Ruth Robinson here.
user
Hello, how may I help you today?
assistant
As I am a doctor, I have an emergency surgery at  Dallas, DFW, will you help me to book a direct flight?
user
Sure, I will help you booking.
assistant
Thanks.
user
May I know your source airport code?
assistant
Ok, my source airport is Detroit, DTW.
user
Please share me your planned journey dates?
assistant
Sure, my planned journey dates are 02/07 and 02/09.
user
Do you want any halt in between your flight journey?
assistant
As I have an emergency, I need to go with direct flight.
user
Please wait for a moment.
assistant
Sure.
user
Thank you for waiting, sorry there is no flight available on your given journey data.
assistant
Ok, no issues. Thank you.
user
Thank you for visiting us, we hope see you again.
assistant