Hi. I am Amy Lee.
user
Hello, how can I help you?
assistant
 Can you book a ticket from Boston to Los Angeles?
user
Sure, please share me your travelling dates?
assistant
My travel dates are Jan 28 and Jan 30.
user
Do you have any specifications?
assistant
I need  a connecting flight.
user
Sorry, there were no flights with your given dates.
assistant
Ok, no issues. Thank you for your help.
user
Thank you for reaching us.
assistant