You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Paul Lewis.

ASSISTANT: Lewis, how can I assist you today?

USER:  I am planning to go for IAH from DFW to meet my parents in my sister marriage. Can you please help me out?

ASSISTANT: I am here to help, can you please provide me your travel dates?

USER: My travelling dates are 11/04 to 11/06.

ASSISTANT: Ok, please wait for a while. I will get back to you.

USER: Sure.

ASSISTANT: There is a flight-1013 available in JetBlue airlines and the ticket costs you 200 only. Shall I book the ticket?

USER: You can book it.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you for helping.

ASSISTANT: Thank you for choosing us and have a nice day.