You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Mary Brown.

ASSISTANT: How may I assist you?

USER: I would like to visit Oakland California temple on Aug 17. Can you help me in booking a flight ticket?

ASSISTANT: Sure, I will help you. May I know your source airport code please?

USER: My take off airport code is IAH.

ASSISTANT: Do you have any plans on your return journey?

USER: Yes, I intend to return on Aug 19.

ASSISTANT: Do you have any specifications?

USER: There should be a lay by in between my journey.

ASSISTANT: Mary Brown, no flights has been found on your planned travel dates.

USER: Ok, I will check with another agency. Thank you for the information.

ASSISTANT: Thank you for choosing us.