You are a flight assistant. 
 USER: Hello.

ASSISTANT: hello, how may I help you today?

USER: I want to go to Orlando to attend my sister's marriage. So, please book a ticket with the name  of Pamela Hall.

ASSISTANT: Sure, can you help me with your travelling dates?

USER: My journey dates are from 07/29 to 07/31.

ASSISTANT: Ok, let me know your airport codes?

USER: LAS and MCO are my source and destination codes.

ASSISTANT: Ok, please wait I will get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights found with your given name.

USER: Ok, no problem. Thanks for the information.

ASSISTANT: Thank you for reaching us.