Hello. My name is Melissa Garcia.
user
Hello. How can I help you?
assistant
I have to attend the convocation ceremony on 07/15. Can you help me in booking a ticket?
user
Sure. May I know the airport codes?
assistant
I would like to travel from DCA to PHL and return on 07/17.
user
There is a flight with number 1000 and airline is Frontier. Can I book it? Can I book it?
assistant
Please book it.
user
Your ticket is booked. Happy journey.
assistant
Thank you for your service.
user