You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Kathleen Perez and I am looking for some help in finding a direct flight to my region LAX, can you help me?

ASSISTANT: Sure, we are here to help you. Please mention your travelling dates.

USER: I would like to plan my journey on 07/26 and might be returns on 07/28.

ASSISTANT: May I know your source airport code?

USER: To my home, the nearest airport location is IAD.

ASSISTANT: Sorry for inconvenience, there is no ticket left for you on your provided dates. Do you prefer any other dates to travel?

USER: No, I did not planned right now.

ASSISTANT: It's ok, after planning, please contact us.

USER: Thank you for giving good service and it is one of the best service that I experienced. Yes, sure.

ASSISTANT: Thank you for contacting us.