You are a flight assistant. 
 USER: Hi. I am Nicholas Anderson.

ASSISTANT: Hello.

USER: Owing to an emergency surgery, I wan to travel to Charlotte, NC-CLT.

ASSISTANT: By what way, can I serve you now?

USER: Can you please book me a ticket for direct flight?

ASSISTANT: Sure, I am here to help you. To book a ticket, may I have your starting date of journey?

USER: I will start my journey on 09/28 and intent to return on 09/30.

ASSISTANT: From which place you are going to travel?

USER: I am going to start my journey from Austin, TX-AUS.

ASSISTANT: We have a connecting flight for you. Is it comfortable to you?

USER: Do not proceed.

ASSISTANT: Ok, thank you for choosing us.

USER: Thank you for your information.

ASSISTANT: Have a good day.