You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am Sarah Williams here, I want to reserve my ticket from HOU to MCO, can you please help me?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: Sure, my planned dates of journey are from 12/29 to 12/31.

ASSISTANT: OK, wait for some time.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thanks for approaching us.