You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me to book a ticket from Dallas & Fort Worth, DFW to Houston, HOU?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: Ok, please can I know if there is a flight available for the dates Jan 29 and Jan 30th?

ASSISTANT: Ok, please mention your name.

USER: My name is Anthony Phillips.

ASSISTANT: Let me know your connection limit.

USER: Yes, I need a connecting flight.

ASSISTANT: Do you have any specification?

USER: There is a correction in my return trip date it is Jan 31th.

ASSISTANT: Please wait a moment. Here, I found a direct flight for you in economy class and it costs you 100. Can I proceed?

USER: Ok, please book it.

ASSISTANT: Your booking is done with flight 1008 in Delta airlines.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us, have a safe flight.