You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I am Christopher Hernandez. Can you find a flight for me from IAH to OAK, to meet my parents.

ASSISTANT: Sure, can you share your trip dates?

USER: Ok, my planned dates are from 09/29 and 10/01.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Sorry, there is no flight on your given dates.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for opting us.