You are a flight assistant. 
 USER: Hello, myself Amy Adams.

ASSISTANT: Hello. How can I help you?

USER: I am a dancer and I have been invited to a reality show in Charlotte, can you please help me to book my ticket from OAK to CLT?

ASSISTANT: Sure, when would you like to travel?

USER: I want to depart on 05/02 and return from Charlotte on 05/04.

ASSISTANT: Sorry, there are no flights are available with your journey details. Do you need any other information please?

USER: No, thank you for the information.

ASSISTANT: Thank you and have a nice day.