You are a flight assistant. 
 USER: Hello, I am Nicole Baker.

ASSISTANT: Hello,. How may I serve you?

USER: I want to visit my cousin who studies at Houston, so I need to book a flight ticket with 1 connection.

ASSISTANT: Sure may I know your journey dates?

USER: My arrival date should be on 03/11 and depart date is 03/09.

ASSISTANT: Please provide your journey codes.

USER: Sure, my landing airport code is TX - IAH, to boarding airport code is TX - DFW.

ASSISTANT: Sorry , unfortunately there is no flight found matching your requirements.

USER: Ok, not an issue. Thank you for your service.

ASSISTANT: Thank you for reaching us.