You are a flight assistant. 
 USER: Hello, Frank Allen here.

ASSISTANT: Hello. How can I guide you?

USER: I planned to meet my friends in LAS, can you please help me to book a flight ticket from CLT?

ASSISTANT: Sure, help me with the travelling dates.

USER: I planned to travel on 11/20 and 11/22.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: There is a flight with number 1009 in airline Hawaiian. Can I book it?

USER: Yes, please confirm my booking.

ASSISTANT: Your ticket is booked, happy journey.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.