You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Please help me to book a flight ticket from AUS to DFW.

ASSISTANT: Please share me your travel dates.

USER: My journey dates are from Apr, 16 to Apr, 18.

ASSISTANT: Please share me your name.

USER: Rachel Adams.

ASSISTANT: Do you have any specifications?

USER: I need  a single connecting flight.

ASSISTANT: Flight-1016 is available with United airlines having single connection and the ticket costs you 100 only in economy class. Are you comfortable with this flight?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you.