You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Melissa Clark.

ASSISTANT: How can I assist you?

USER: Can you please book a flight ticket from SFO to CLT?

ASSISTANT: Ok, may I know your travelling dates?

USER: My travelling dates are from Jan 12 to Jan 14.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT:  Here is a connecting flight with fare 700 and 1014 as flight number in South west airline. Shall I proceed with booking?

USER: Ok, You can proceed?

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.