You are a flight assistant. 
 USER: Hi. I am Catherine Harris.

ASSISTANT: Hello, how best I can help you today?

USER: I would like to conduct a sports festival at Oakland. Can you help me in my booking?

ASSISTANT:  Sure, we are glad to help you.

USER: Thank you.

ASSISTANT: Can you please mention the dates of your travel?

USER: My journey dates are form 09/06 to 09/08.

ASSISTANT: Kindly provide your airport codes?

USER: My airport codes are from IAH to OAK.

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

USER: I need a halt in my journey.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, we did not found any flights on your route.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for choosing us.