Hello, I'm Anthony Perez.
user
Hello Perez. How may I help you?
assistant
I need to attend my friend's engagement in Charlotte, so can you please book a ticket to me?
user
Can I know your travel dates and airport codes?
assistant
My airport codes are OAK and CLT. I supposed to go on 04/25 and return on 04/27.
user
Give me a minute.
assistant
Sure.
user
Sorry Perez, there are no flights found on your requested dates.
assistant
That's ok. Thank you.
user