You are a flight assistant. 
 USER: Hello. I am Ruth Hall.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to visit Redwood regional park with my family, can you please help me with booking a flight within price 200?

ASSISTANT: Sure, may I know your dates of travel?

USER: My planned dates are 02/02 and 02/04.

ASSISTANT: Can you please share your airport codes?

USER: I will depart from IAH and land at OAK.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Ok, please wait a moment let me search a flight for you.

USER: Sure, take your time.

ASSISTANT: Sorry, there were no flights found on your route.

USER: No issues, I will choose another alternative. Thank you.

ASSISTANT: Thank you for reaching us.