You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you at this moment?

USER: I am Sandra Evans. Can you please reserve me a flight ticket to OAK to visit Oakland California temple?

ASSISTANT: Sure Sandra Evans, I will help you. Please send your source airport code.

USER: My source airport code is HOU.

ASSISTANT: Noted. Can I have your travelling dates?

USER: I am planning to depart on Sept 13 in the morning time and my return will be on Sept 15.

ASSISTANT: Do you have any limitations?

USER: I need a halt in between my journey.

ASSISTANT: Sorry, there is no flight available from HOU in morning time.

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

ASSISTANT: You are welcome, have a nice day.