You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you today?

USER: I need to book a ticket from LAX to LAS, can you help me?

ASSISTANT: Sure, can you please share me with your dates of journey?

USER: My trip dates are 05/21 and 05/23.

ASSISTANT: May I know your good name please?

USER: I am Samantha Jones.

ASSISTANT: Do you have any other requirements please?

USER: I need a single connection.

ASSISTANT: Please wait for a mean while.

USER: Sure.

ASSISTANT: Sorry Samantha, there is no flight found as per your travelling details.

USER: That's ok. Thank you for your help.

ASSISTANT: You are welcome.