You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning to attend business meeting at LAS, can you please help me with booking a flight ticket from LAX?

ASSISTANT: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?

USER: Sure, I would like to depart on Mar 14 and return on Mar 16.

ASSISTANT: Ok, do you have any connection limit?

USER: I need a flight with 1 connection.

ASSISTANT: Ok, may I know your arrival and departure time?

USER: I am ok with any timings.

ASSISTANT: Ok, do you have any other specifications?

USER: I would prefer normal cost airline.

ASSISTANT: Ok, please mention your name.

USER: My name is Mark Perez.

ASSISTANT: Sorry, no flights are available on your route.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Welcome, have a nice day.