You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, How can I help you today?

USER: On an Occasion I need to reserve a ticket from Houston on 11/02.

ASSISTANT: Sure, May I know your name please?

USER: Yes, I am Emma Thompson.

ASSISTANT: Ok, Can you provide your complete journey details please?

USER: My airport codes are IAH - HOU. Returning on 11/04, with single flight connection.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: Thanks for waiting. Unfortunately, there are no flights found for your preferences.

USER: Ok, no issue. Thank you.

ASSISTANT: Have a Great day ahead.