You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, may I know your dates of journey please?

USER: My travel dates are 09/25 and 09/27.

ASSISTANT: Ok, could you please mention your name for further processing?

USER: Myself Edward Lopez.

ASSISTANT: Please wait for a moment.

USER: I will wait for your response.

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

USER: No problem, thanks for checking.

ASSISTANT: Thank you for contacting us.