Hello. I am Edward Hill.
user
Hello, how may I serve you?
assistant
 I am a press reporter. So, I would like to collect some political mystery's at Boston Library.
user
Ok.
assistant
Will you assist me in booking a flight ticket with a connecting flight?
user
Sure, I will help you. When you are willing to travel?
assistant
My travelling dates are from 01/04 to 01/06.
user
Kindly, mention your price limit.
assistant
Make sure that price limit is 500.
user
Help me with your boarding and landing airport codes.
assistant
My airport codes are from PHL to BOS.
user
Please wait a minute.
assistant
Sure.
user
Thanks for your time.
assistant
Ok.
user
Unfortunately,  There are no flights found on your route.
assistant
Ok, No problem. Thank you.
user
Thank you for reaching us.
assistant