You are a flight assistant. 
 USER: Hi. I am Elizabeth Brown.

ASSISTANT: Hello, how can I aid you today?

USER: I am a model, I have to take part in a beauty contest at FL . Could you book my ticket from TX ?

ASSISTANT: Sure, kindly mention your travel dates.

USER: My travelling dates are 12/12 and 12/14.

ASSISTANT: Can you please provide me your destination airport code?

USER: Yes, it is MCO.

ASSISTANT: Do you have any connection preference?

USER: I need a connecting flight.

ASSISTANT: May I know your Houston city airport code?

USER: It is IAH.

ASSISTANT: Ok, please wait a moment.

USER: OK.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: That's ok, thank you for the response.

ASSISTANT: Thanks for reaching us.