Hello.
user
Hello. How can I serve you?
assistant
I am Melissa Harris. I am planning to visit Museum of Nature and Science at Denver, could you please help me with booking a flight ticket from OAK to DEN?
user
Sure, we are perky to assist you. Can I know your travelling dates?
assistant
I would like to depart on Mar 26th and return on Mar 28th.
user
Do you have any class preference?
assistant
I am comfortable with any class.
user
Thank you for providing all necessary details, please hold a moment, let me check with the airlines and let you know.
assistant
Sure, take your time.
user
Unfortunately, there are no flights found according to your requirement.
assistant
Ok, I will find an another alternate way to complete my trip.
user
Thank you for choosing us.
assistant
Anyways, thank you for the information.
user