You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

USER: I am Samantha Jackson. I am planning to play at Safeco filed at Seattle. Help me in booking my  ticket with direct flight.

ASSISTANT: Sure, I am here to help you. May I know your travelling dates?

USER: My travelling dates will be 07/07 to 07/09.

ASSISTANT: Ok, could you please share your journey codes?

USER: My travelling airport codes will be from TX-IAH to WA-SEA.

ASSISTANT: Thanks for your details, sorry no flights found with your details.

USER: That's ok, thank you for your support.

ASSISTANT: Thank you for reaching us, have a nice day.