You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, May I know your name?

USER: Eric Robinson here.

ASSISTANT: How can I serve you? today.

USER: I am planning to celebrate valentines day with my old and new friends. Can you do the reservation?

ASSISTANT: Please provide your complete details to proceed further.

USER: Ok. My travelling dates are 02/13 and 02/15. I want to fly from LAS to IAH.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thanks for waiting. But there are no flights available.

USER: No problem. Thank you, Have a nice day.

ASSISTANT: Thank you.