You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: Having a Arts and crafts festivals, I need to place my arts in that gallery. So, help me in booking a flight ticket on 01/26. Will you?

ASSISTANT: Sure, can you please help me with your airport codes?

USER: I will fly to Las Vegas, LAS. By leaving the New York, EWR.

ASSISTANT: May I know your return journey date?

USER: On 01/28, I will return.

ASSISTANT: Thank you for your details.

USER: I need a direct flight.

ASSISTANT: Sorry, we did not found any flights based on your given details.

USER: Ok, no problem. I will go for another option.

ASSISTANT: May I know your name?

USER: I am Nicole White. Thank you for your assistance.

ASSISTANT: Thank you for reaching us.