Hello, I am Joshua Campbell.
user
Hello, how may I help you?
assistant
I am planning to visit overview of city with my family. Can you please help me to book a ticket from IAH to LGA?
user
Sure, can I know your travelling dates?
assistant
My travelling dates will be on 08/04 to 08/06.
user
Sorry, there are no flights available for given dates.
assistant
Ok,not an issue. Thank you.
user
Thank you for reaching us.
assistant