Hello.
user
Hello. How may I help you?
assistant
My name is Anna Jackson,want to book a ticket.
user
Sure Anna, can you please provide the city names?
assistant
I want to travel from PHL to AUS.
user
Ok, can you please provide the travel dates?
assistant
My travelling dates will be 05/15 and 05/17.
user
Ok, please wait a moment.
assistant
Sure.
user
Sorry, no flights found under your requirements.
assistant
Oh!it's OK.
user
Thank you, have a nice day!.
assistant