You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Myself Rachel Rodriguez. Will you help me in booking the flight ticket from HOU to LAS?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My travelling dates are 02/09 and 02/11.

ASSISTANT: Please give me a moment.

USER: Ok, I will wait for your response.

ASSISTANT: Thanks for waiting, there is no flights found under your preferable details.

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

ASSISTANT: Welcome, have a great day.