You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: My name is Robert Hill. Can you please help me in booking a ticket from CLT to SFO?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My planned journey dates are 11/20 and 11/22.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Ok, take your time.

ASSISTANT: There is a flight with ticket fare 100 in Delta airlines. Is it ok for you?

USER: Please book the ticket.

ASSISTANT: Your booking is confirmed with flight number 1005.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us, have a nice day.