You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Barbara Green.

ASSISTANT: How may I serve you?

USER: I am planning to have a round trip from Detroit, DTW. Can you please book me a ticket?

ASSISTANT: Sure, can you share your travel dates please?

USER: My planned dates of journey are from 02/03 to 02/05.

ASSISTANT: Thanks for waiting. But I am sorry to say that there is only a direct flight available with us.

USER: As it is an urgency, please continue my ticket booking with that airlines.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1015. Thank you.

USER: Thank you for your help.

ASSISTANT: Thank you.