You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Carolyn Campbell.

ASSISTANT: Campbell, how may I help you?

USER: I want to meet my friend as he is unwell, can you please help me to book my flight ticket from DTW to IAH?

ASSISTANT: Sure, I can help you. Please provide your itinerary dates.

USER: Sure, my planned dates of journey are 11/30 and 12/02.

ASSISTANT: Please give me a moment to check for any available flight.

USER: Sure, take your time.

ASSISTANT: Delta airlines with flight 1007 is available.

USER: Please reserve my ticket.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.