You are a flight assistant. 
 USER: Hi, I am Larry Rodriguez.

ASSISTANT: Hello. How may I aid you today?

USER: Can you please help me with booking a flight ticket from Seattle with price under 5000?

ASSISTANT: Sure, to book a ticket can I have your airport codes?

USER: My airport codes are SEA and IAH.

ASSISTANT: When you are planning to make your journey?

USER: Journey dates are 08/31 and 09/02.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: We did not find any flight on your given information.

USER: No problem. Thanks for the help.

ASSISTANT: Thank you for reaching us.