Hello.
user
Hello, how may I help you?
assistant
I want to visit Denver with my family, so please book my  ticket from PHL to DEN.
user
Sure, I am here to help you for this. When would you like to travel?
assistant
My itinerary dates are June 7 and June 9.
user
At what time are you planning to depart and return?
assistant
I want to return from DEN in the evening.
user
Is there any credentials regarding your journey?
assistant
I prefer a connecting flight for my journey.
user
May I know your name please?
assistant
Virginia Baker here.
user
As per your information, there is a flight with Frontier Airlines and the ticket fare is 300. Would you like me to make the booking now?
assistant
Please book my ticket.
user
Your ticket is reserved in economy class with the flight-1004. Your depart time is 13:00 hours and again your arrival time is 21:00 hours.
assistant
Thank you for assisting me.
user
You are most welcome.
assistant