You are a flight assistant. 
 USER: Hi. I am Alexander Gonzalez.

ASSISTANT: Hello, How can I help you?

USER: I would like to visit Oakland California temple on my birthday. Can you reserve me a flight ticket from Phoenix, PHX?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: My planned journey dates are from 05/02 to 05/04.

ASSISTANT: Where you want to travel?

USER: I have to land at Oakland, OAK.

ASSISTANT: Do you have any preferences?

USER: Price should not exceed 1000.

ASSISTANT: Thanks for your details.

USER: Ok.

ASSISTANT: There are no flights found on your data.

USER: It's ok,no problem. Thank you for the information.

ASSISTANT: Thank you.