You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Melissa Allen.

ASSISTANT: How may I help you?

USER: Can you help me in booking a ticket from CLT to LAS?

ASSISTANT: On which dates you are willing to travel?

USER: My planning dates are from 06/26 to 06/28.

ASSISTANT: There is a flight available for you with 1 connection. Shall I proceed?

USER: That's great, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Most welcome.