You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Cynthia Martin.

ASSISTANT: Ok.

USER: I want to book a ticket from IAH to SEA, can you help me in booking a ticket?

ASSISTANT: Sure, please provide your journey dates.

USER: My journey dates are from 10/19 to 10/21.

ASSISTANT: Ok, do you need any halt?

USER: Yes, I need a halt.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, No flights were found with your given details.

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

ASSISTANT: Ok, Thank you for reaching us.