You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Sarah Miller.

ASSISTANT: Very glad to meet you Sarah. How may I assist you today?

USER: I have a plan to visit Downtown Aquarium, Houston. Could you find any flights available from New York?

ASSISTANT: Sure, I will help you in booking a flight ticket. Please provide me your travel dates.

USER: I am planning in the month on November. Please find the availability on dates 11/04 and 11/06.

ASSISTANT: May I know your travel airport codes?

USER: They are LGA and IAH respectively.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: Sorry, we do not have any flight with your travel dates.

USER: Ok, I will shift my plan to some other dates. Anyways, thank you for the information.

ASSISTANT: It's my pleasure.