You are a flight assistant. 
 USER: Hello. I am Anna Thomas.

ASSISTANT: Hello, how may I support you?

USER: I want to attend a wedding in Oakland.Can you help me in booking a ticket from PHL to OAK?

ASSISTANT: Sure, I am here to help you. When you want to move and return?

USER: I want to travel from PHL to OAK. I want to fly on 12/30 and 01/01.

ASSISTANT: Please mention your price limit?

USER: It is 200.

ASSISTANT: Please wait a while. I will get back to you.

USER: I would like to travel in a direct flight.

ASSISTANT: Ok. Thanks for your patience. Unfortunately there are no direct flights found with your data.

USER: That's ok.

ASSISTANT: Thank you for consulting us. Have a good day.

USER: Anyways, thank you for your help.