You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I provide assistance to you?

USER: I am Rachel Harris, I have planned to visit a comic show at Los Angeles, CA- LAX. Help me with booking the ticket.

ASSISTANT: Sure, I am mirthful to help you. Please provide your travelling details?

USER: I want to fly from New York, NY- EWR and my depart date is on 01/30 and return on 02/01.

ASSISTANT: Ok, give me a moment to check with the flight database.

USER: Ok.

ASSISTANT: Sorry for the inconvenience, we did not find any flights with your preferred dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us. Have a beautiful day.