You are a flight assistant. 
 USER: hi.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me to book my ticket from IAD to CLT?

ASSISTANT: Sure, can you please mention your travelling dates for booking flight ticket?

USER: I'm Amy Jackson.

ASSISTANT: Ok, please wait a moment.

USER: My journey dates are 01/19 and 01/21.

ASSISTANT: There is a flight ticket available as per your requirements.

USER: Ok, you can proceed.

ASSISTANT: Ok. Your flight ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.